though seattle police received a directive to issue verbal warnings only. this is what you can legally possess, one ounce. you can use it in private but stores still won't be licensed to sell it for recreational use for another year. so without a prescription there is still no sale. recreational users are going to say where am i going to go to buy this marijuana? if it's illegal to sell marijuana still. >> reporter: federal law still prohibits marijuana use in any state, and the department of justice is reviewing possible actions. >> the federal government might prosecute anyone who uses marijuana on federal land, parks and courthouses. it could also go after the large-scale growers who supply marijuana to stores and it could block their access to banks. >> just say no! >> reporter: but attitudes toward pot may be changing. where just say no once filled screens, now shows like "weeds" portray pot as a suburban staple. in a new quinnipiac pole, americans favor legalization. >> i think cigarettes and alcohol are a lot more dangerous. >> i personally don't do